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Steam Boilers, Engines, Nozzles and Turbines

Steam Boilers, Engines, Nozzles and Turbines
The maximum steam pressure in a Locomotive boiler is limited to

1.8 MN/m²
0.18 MN/m²
180 MN/m²
18 MN/m²

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Steam Boilers, Engines, Nozzles and Turbines
The shell of the Cochran boiler is made hemispherical

Both (A) and (B)
To give maximum space and strength
None of these
To withstand the pressure of steam inside the boiler

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Steam Boilers, Engines, Nozzles and Turbines
A condenser in a steam power plant

Increases expansion ratio of steam
Reduces temperature of exhaust steam
All of these
Reduces back pressure of steam

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Steam Boilers, Engines, Nozzles and Turbines
The efficiency of steam turbines may be improved by

Binary vapor plant
Regenerative feed heating
Any one of these
Reheating of steam

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Steam Boilers, Engines, Nozzles and Turbines
The function of a cross-head is to guide motion of the _________ and to prevent it from bending.

Piston rod
Eccentric rod
Connecting rod
Valve rod

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Steam Boilers, Engines, Nozzles and Turbines
The high steam and low water safety valve is used to blow off steam when the

None of these
Steam pressure exceeds the working pressure
Both (A) and (B)
Water level in the boiler becomes too low

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